public void testIO() throws Exception{
List<String> lines = IOUtils.readLines(new FileInputStream(new File("c:" + File.separator + "private1.key")));
StringBuilder sb = new StringBuilder();
for (String line : lines) {
sb.append(line);
}
System.out.println("----------: " +sb.toString());
File mkdir = new File("d:" + File.separator + "zheng" );
if (!mkdir.exists()) {
mkdir.mkdirs();
}
IOUtils.write(sb.toString(), new FileOutputStream(new File("d:" + File.separator + "zheng" + File.separator + "ttt.txt")));
}